/*
 * Copyright 2017-2020 Alfresco Software, Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.cloud.services.modeling.jpa.version;

import com.github.zafarkhaja.semver.Version;
import java.util.Optional;

/**
 * Simple version generation strategy by incrementing the patch version
 */
public class IncrementPatchVersionGenerationStrategy implements VersionGenerationStrategy {

    public static final IncrementPatchVersionGenerationStrategy INSTANCE = new IncrementPatchVersionGenerationStrategy();

    @Override
    public String generateNextVersion(String latestVersion) {
        return Optional
            .ofNullable(latestVersion)
            .map(Version::valueOf)
            .map(Version::incrementPatchVersion)
            .orElseGet(() -> Version.forIntegers(0, 0, 1))
            .toString();
    }
}
